| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. M Ruefenacht vs E Rayner |
| ½-½ | 25 |
1975 |
Wch U20 | B06 Robatsch |
| 2. Yusupov vs M Ruefenacht |
| 1-0 | 36 |
1980 |
WchT U26 | D20 Queen's Gambit Accepted |
| 3. M Ruefenacht vs T Lin |
| ½-½ | 38 |
1984 |
Olympiad | C55 Two Knights Defense |
| 4. Csom vs M Ruefenacht |
| ½-½ | 18 |
1985 |
1st World Team Ch | C44 King's Pawn Game |
| 5. G Soppe vs M Ruefenacht |
| 1-0 | 34 |
1985 |
1st World Team Ch | D12 Queen's Gambit Declined Slav |
| 6. Ye Rongguang vs M Ruefenacht |
| 1-0 | 29 |
1985 |
1st World Team Ch | A28 English |
| 7. M Ruefenacht vs C Ionescu |
| ½-½ | 15 |
1985 |
1st World Team Ch | B43 Sicilian, Kan, 5.Nc3 |
| 8. T Caiafas vs M Ruefenacht |
| 1-0 | 41 |
1985 |
1st World Team Ch | D20 Queen's Gambit Accepted |
| 9. M Ruefenacht vs Zwahlen |
| 1-0 | 9 |
1989 |
NLA | C26 Vienna |
| 10. M Ruefenacht vs J Roose |
| 1-0 | 36 |
1990 |
corr IV.COPPA LATINA (FS | C50 Giuoco Piano |
| 11. C Landenbergue vs M Ruefenacht |
| 1-0 | 52 |
1995 |
SUI-chT | B04 Alekhine's Defense, Modern |
| 12. Sliwa vs M Ruefenacht |
| 1-0 | 45 |
1996 |
GER jub50 corr | D11 Queen's Gambit Declined Slav |
| 13. M Ruefenacht vs C Hansen |
| 0-1 | 39 |
1998 |
Korning Memorial | B22 Sicilian, Alapin |
| 14. M Ruefenacht vs H M Elwert |
| ½-½ | 40 |
1998 |
Korning Memorial | B22 Sicilian, Alapin |
| 15. M Ruefenacht vs J Van Oosterom |
| ½-½ | 51 |
1998 |
corr Korning Memorial -2001 | C47 Four Knights |
| 16. A Soltau vs M Ruefenacht |
| 1-0 | 41 |
1999 |
Reg Gillman mem-B corr | B01 Scandinavian |
| 17. M Ruefenacht vs P Hertel |
| 0-1 | 41 |
2001 |
ICCF Email - corr | B25 Sicilian, Closed |
| 18. K Kraft vs M Ruefenacht |
| ½-½ | 73 |
2001 |
ICCF Email - corr | B22 Sicilian, Alapin |
| 19. M Ruefenacht vs M Traeger |
| ½-½ | 15 |
2001 |
ICCF Email - corr | B25 Sicilian, Closed |
| 20. A Gozman vs M Ruefenacht |
| ½-½ | 25 |
2001 |
ICCF Email - corr | B33 Sicilian |
| 21. M Ruefenacht vs M Samraoui |
| 1-0 | 41 |
2001 |
ICCF Email - corr | B24 Sicilian, Closed |
| 22. Osvaldo Buraschi vs M Ruefenacht |
| ½-½ | 19 |
2001 |
ICCF Email - corr | B33 Sicilian |
| 23. M Ruefenacht vs J Mercadal Benejam |
| ½-½ | 15 |
2001 |
ICCF Email - corr | B23 Sicilian, Closed |
| 24. L Rydholm vs M Ruefenacht |
| 1-0 | 50 |
2002 |
ICCF - corr | B33 Sicilian |
| 25. M Ruefenacht vs Albi Gmuer |
| 1-0 | 49 |
2002 |
ICCF - corr | B32 Sicilian |